.tab{
	background-color:#0d5d93;
	margin:auto;
	981px;
}

<!--Tab Bar-->

#centeredmenu {
   float:left;
   width:100%;
   background:#fff;
   border-bottom:4px solid #000;
   overflow:hidden;
   position:relative;
}
#centeredmenu ul {
   clear:left;
   float:left;
   list-style:none;
   margin:0;
   padding:0;
   position:relative;
   left:50%;
   text-align:center;
}
#centeredmenu ul li {
   display:block;
   float:left;
   list-style:none;
   margin:0;
   padding:0;
   position:relative;
   right:50%;
}
#centeredmenu ul li a {
	display:block;
	margin:0 0 0 1px;
	padding:3px 30px;
	background:#0d5d93;
	color:#FFF;
	text-decoration:none;
	line-height:1.8em;
	font-size:12px;
	font-weight:bold;
}
#centeredmenu ul li a:hover {
   background:#00aedb;
   color:#fff;
}

#centeredmenu ul li a.active,

#centeredmenu ul li a.active:hover {
   color:#fff;
   background:#00aedb;
}

<!--Tab Bar Ends-->

.tab_container{
	margin-top:20px;
	margin-left:90px;
	width:650px;
}

.tab_container2{
	margin-top:20px;
	width:740px;
}


#table1 {
	width:740px;
	margin: 0px auto;
	border-collapse: collapse;
	border: 1px solid #403f3;
 }
#table1 .rowa {
	background: #f6f6f6;
	height: 12px;
}
#table1 .rowb {
	background: #e5e5e5;
	height: 12px;
}
#table1 .cell {
	padding: 4px;
	border: 1px solid #403f3;
}

